20173701520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{7621}}^1$

素因数の和:7833

約数の個数: 160

約数和(自身を含む): 55800357120

約数和(自身を除く): 35626655600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 163, 203, 232, 280, 290, 326, 406, 464, 560, 580, 652, 812, 815, 1015, 1141, 1160, 1304, 1624, 1630, 2030, 2282, 2320, 2608, 3248, 3260, 4060, 4564, 4727, 5705, 6520, 7621, 8120, 9128, 9454, 11410, 13040, 15242, 16240, 18256, 18908, 22820, 23635, 30484, 33089, 37816, 38105, 45640, 47270, 53347, 60968, 66178, 75632, 76210, 91280, 94540, 106694, 121936, 132356, 152420, 165445, 189080, 213388, 221009, 264712, 266735, 304840, 330890, 378160, 426776, 442018, 529424, 533470, 609680, 661780, 853552, 884036, 1066940, 1105045, 1242223, 1323560, 1547063, 1768072, 2133880, 2210090, 2484446, 2647120, 3094126, 3536144, 4267760, 4420180, 4968892, 6188252, 6211115, 7735315, 8695561, 8840360, 9937784, 12376504, 12422230, 15470630, 17391122, 17680720, 19875568, 24753008, 24844460, 30941260, 34782244, 36024467, 43477805, 49688920, 61882520, 69564488, 72048934, 86955610, 99377840, 123765040, 139128976, 144097868, 173911220, 180122335, 252171269, 288195736, 347822440, 360244670, 504342538, 576391472, 695644880, 720489340, 1008685076, 1260856345, 1440978680, 2017370152, 2521712690, 2881957360, 4034740304, 5043425380, 10086850760, 20173701520]

約数ペア:

[(1, 20173701520), (2, 10086850760), (4, 5043425380), (5, 4034740304), (7, 2881957360), (8, 2521712690), (10, 2017370152), (14, 1440978680), (16, 1260856345), (20, 1008685076), (28, 720489340), (29, 695644880), (35, 576391472), (40, 504342538), (56, 360244670), (58, 347822440), (70, 288195736), (80, 252171269), (112, 180122335), (116, 173911220), (140, 144097868), (145, 139128976), (163, 123765040), (203, 99377840), (232, 86955610), (280, 72048934), (290, 69564488), (326, 61882520), (406, 49688920), (464, 43477805), (560, 36024467), (580, 34782244), (652, 30941260), (812, 24844460), (815, 24753008), (1015, 19875568), (1141, 17680720), (1160, 17391122), (1304, 15470630), (1624, 12422230), (1630, 12376504), (2030, 9937784), (2282, 8840360), (2320, 8695561), (2608, 7735315), (3248, 6211115), (3260, 6188252), (4060, 4968892), (4564, 4420180), (4727, 4267760), (5705, 3536144), (6520, 3094126), (7621, 2647120), (8120, 2484446), (9128, 2210090), (9454, 2133880), (11410, 1768072), (13040, 1547063), (15242, 1323560), (16240, 1242223), (18256, 1105045), (18908, 1066940), (22820, 884036), (23635, 853552), (30484, 661780), (33089, 609680), (37816, 533470), (38105, 529424), (45640, 442018), (47270, 426776), (53347, 378160), (60968, 330890), (66178, 304840), (75632, 266735), (76210, 264712), (91280, 221009), (94540, 213388), (106694, 189080), (121936, 165445), (132356, 152420)]